A280231 Number of nX6 0..1 arrays with no element unequal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

8, 24, 52, 288, 1102, 4260, 16282, 59648, 220330, 806580, 2928596, 10606308, 38210998, 137282336, 491839132, 1757295568, 6265155736, 22290508020, 79158223310, 280632840576, 993329469088, 3510893492340, 12392392661846

Offset

1,1

Comments

Column 6 of A280233.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..0..0..0..0..0..0. .0..0..0..0..0..1. .0..0..0..0..0..0. .0..0..1..0..0..0
..0..0..0..0..0..0. .0..0..0..0..1..1. .0..0..0..0..0..0. .0..0..0..0..0..0
..1..1..0..0..0..0. .0..0..0..0..1..1. .1..1..1..0..0..1. .0..0..0..0..0..0
..1..1..0..0..0..0. .0..0..0..0..1..1. .1..1..1..1..1..1. .0..0..0..0..0..0

Crossrefs

Cf. A280233.

Sequence in context: A054275 A256857 A122655 * A212972 A316541 A152134

Adjacent sequences: A280228 A280229 A280230 * A280232 A280233 A280234

Keyword

nonn

Author

R. H. Hardin, Dec 29 2016

Status

approved